Home / 26,719.03-36,872.09-14,782.11

Finding the Fourth Proportional to 26,719.03, 36,872.09 and 14,782.11

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Solution

The fourth proportional to 26,719.03, 36,872.09 and 14,782.11 is: 20,399.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,719.03 : 36,872.09 = 14,782.11 : x
  2. Step 2: Convert to fraction form
    26,719.03/36,872.09 = 14,782.11/x
  3. Step 3: Cross multiply
    26,719.03x = 36,872.09 × 14,782.11
  4. Step 4: Simplify right side
    26,719.03x = 545,047,290.31
  5. Step 5: Solve for x
    x = 545,047,290.31/26,719.03
  6. Step 6: Final answer
    x = 20,399.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.